A3T150 - 150Amp Fuse

A3T150 - 150Amp Fuse

The Mersen A3T150 Class T Fast-Acting Fuse is designed to help you protect the electrical systems from damaging overloads and short circuits before they turn into bigger problems. With a 150 amp rating and fast-response performance, this fuse is a dependable choice for commercial and industrial applications where equipment protection and uptime matter every day.

One of the biggest advantages of the A3T150 is its compact Class T design.

Built with a glass melamine body for added stability and fitted with copper blade terminals for reliable conductivity, the A3T150 is made for consistent performance in demanding environments. The bolted mounting style provides a secure connection, while permanently stamped catalog markings make identification easier during inspections or maintenance work.

From motor control systems and HVAC equipment to UPS units and industrial power distribution panels, the A3T150 offers the kind of reliable overcurrent protection electricians and maintenance teams count on when system performance is on the line.

Key Features and Benefits

• Fast-acting design helps clear fault conditions quickly
• Compact Class T construction saves panel space
• High current-limiting performance helps protect sensitive equipment
• 150A rating for commercial and industrial electrical systems
• Rated for both AC and DC applications
• High 200 kA interrupting capacity for enhanced fault protection
• Glass melamine body helps maintain dimensional stability
• Copper blade terminals support dependable electrical connections
• Bolted mounting allows secure installation
• Permanent catalog markings simplify identification and servicing
  

Technical Specifications

• Manufacturer: Mersen
  
• Catalog Number: A3T150
  
• Series: A3T
  
• Product Type: Class T Fast-Acting Fuse
  
• Ampere Rating: 150A
  
• AC Voltage Rating: 300VAC
  
• DC Voltage Rating: 160VDC
  
• Frequency: 50/60 Hz
  
• Fuse Class: Class T
  
• Interrupting Rating: 200 kA
  
• Mounting Type: Bolted
  
• Terminal Type: Blade
  
• Terminal Material: Copper
  
• Body Material: GMG (Glass Melamine)
  
• Length: 62 mm
  
• Diameter: 26.9 mm
  
• Product Weight: 0.073 kg
  

Material Compliance and Certifications

• RoHS Compliant
• Designed for UL applications
• Suitable for low-voltage UL/CSA fuse applications
  

Where It Works Best

• Industrial control panels
• Power distribution equipment
• Motor control centers
• HVAC systems
• UPS and backup power equipment
• Manufacturing and automation systems
• Commercial electrical installations